./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/n.c40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2d437133-1086-42f9-a682-583dcdb3226e/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_2d437133-1086-42f9-a682-583dcdb3226e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2d437133-1086-42f9-a682-583dcdb3226e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2d437133-1086-42f9-a682-583dcdb3226e/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/n.c40.c -s /tmp/vcloud-vcloud-master/worker/run_dir_2d437133-1086-42f9-a682-583dcdb3226e/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2d437133-1086-42f9-a682-583dcdb3226e/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e954357898f010ea28e7deb5d5a1ae907cf090e4 ........................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_2d437133-1086-42f9-a682-583dcdb3226e/bin/uautomizer/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Undeclared function symbol (const Int) --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 03:50:32,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:50:32,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:50:32,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:50:32,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:50:32,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:50:32,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:50:32,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:50:32,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:50:32,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:50:32,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:50:32,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:50:32,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:50:32,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:50:32,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:50:32,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:50:32,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:50:32,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:50:32,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:50:32,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:50:32,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:50:32,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:50:32,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:50:32,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:50:32,198 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:50:32,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:50:32,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:50:32,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:50:32,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:50:32,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:50:32,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:50:32,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:50:32,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:50:32,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:50:32,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:50:32,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:50:32,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:50:32,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:50:32,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:50:32,206 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:50:32,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:50:32,207 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2d437133-1086-42f9-a682-583dcdb3226e/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-20 03:50:32,220 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:50:32,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:50:32,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:50:32,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:50:32,222 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 03:50:32,222 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 03:50:32,222 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 03:50:32,222 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 03:50:32,223 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 03:50:32,223 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 03:50:32,223 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 03:50:32,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:50:32,223 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:50:32,224 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 03:50:32,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:50:32,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:50:32,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:50:32,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 03:50:32,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 03:50:32,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 03:50:32,225 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:50:32,225 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:50:32,225 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 03:50:32,226 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:50:32,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 03:50:32,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:50:32,226 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 03:50:32,227 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 03:50:32,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:50:32,227 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 03:50:32,227 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 03:50:32,228 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 03:50:32,228 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2d437133-1086-42f9-a682-583dcdb3226e/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e954357898f010ea28e7deb5d5a1ae907cf090e4 [2019-11-20 03:50:32,369 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:50:32,378 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:50:32,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:50:32,388 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:50:32,389 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:50:32,389 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2d437133-1086-42f9-a682-583dcdb3226e/bin/uautomizer/../../sv-benchmarks/c/loops/n.c40.c [2019-11-20 03:50:32,440 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2d437133-1086-42f9-a682-583dcdb3226e/bin/uautomizer/data/4b7a053af/84e6f4c08dc643afbcff78ea6d27f8bc/FLAGcab3e2eb4 [2019-11-20 03:50:32,845 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:50:32,846 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2d437133-1086-42f9-a682-583dcdb3226e/sv-benchmarks/c/loops/n.c40.c [2019-11-20 03:50:32,851 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2d437133-1086-42f9-a682-583dcdb3226e/bin/uautomizer/data/4b7a053af/84e6f4c08dc643afbcff78ea6d27f8bc/FLAGcab3e2eb4 [2019-11-20 03:50:32,866 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2d437133-1086-42f9-a682-583dcdb3226e/bin/uautomizer/data/4b7a053af/84e6f4c08dc643afbcff78ea6d27f8bc [2019-11-20 03:50:32,870 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:50:32,871 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:50:32,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:50:32,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:50:32,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:50:32,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:50:32" (1/1) ... [2019-11-20 03:50:32,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7212ef93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:32, skipping insertion in model container [2019-11-20 03:50:32,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:50:32" (1/1) ... [2019-11-20 03:50:32,888 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:50:32,904 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:50:33,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:50:33,156 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:50:33,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:50:33,203 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:50:33,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:33 WrapperNode [2019-11-20 03:50:33,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:50:33,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:50:33,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:50:33,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:50:33,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:33" (1/1) ... [2019-11-20 03:50:33,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:33" (1/1) ... [2019-11-20 03:50:33,242 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:50:33,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:50:33,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:50:33,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:50:33,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:33" (1/1) ... [2019-11-20 03:50:33,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:33" (1/1) ... [2019-11-20 03:50:33,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:33" (1/1) ... [2019-11-20 03:50:33,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:33" (1/1) ... [2019-11-20 03:50:33,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:33" (1/1) ... [2019-11-20 03:50:33,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:33" (1/1) ... [2019-11-20 03:50:33,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:33" (1/1) ... [2019-11-20 03:50:33,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:50:33,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:50:33,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:50:33,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:50:33,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d437133-1086-42f9-a682-583dcdb3226e/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:50:33,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 03:50:33,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:50:33,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:50:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 03:50:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 03:50:33,581 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:50:33,581 INFO L285 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-20 03:50:33,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:50:33 BoogieIcfgContainer [2019-11-20 03:50:33,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:50:33,583 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 03:50:33,583 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 03:50:33,586 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 03:50:33,587 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:50:33,587 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 03:50:32" (1/3) ... [2019-11-20 03:50:33,588 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@768d1f21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 03:50:33, skipping insertion in model container [2019-11-20 03:50:33,588 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:50:33,588 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:33" (2/3) ... [2019-11-20 03:50:33,589 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@768d1f21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 03:50:33, skipping insertion in model container [2019-11-20 03:50:33,589 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:50:33,589 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:50:33" (3/3) ... [2019-11-20 03:50:33,590 INFO L371 chiAutomizerObserver]: Analyzing ICFG n.c40.c [2019-11-20 03:50:33,629 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 03:50:33,630 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 03:50:33,630 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 03:50:33,630 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 03:50:33,630 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 03:50:33,630 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 03:50:33,630 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 03:50:33,631 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 03:50:33,643 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2019-11-20 03:50:33,674 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-20 03:50:33,675 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 03:50:33,675 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 03:50:33,680 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 03:50:33,680 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-20 03:50:33,681 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 03:50:33,681 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2019-11-20 03:50:33,686 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-20 03:50:33,686 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 03:50:33,687 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 03:50:33,687 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 03:50:33,687 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-20 03:50:33,694 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#x~0.base, ~#x~0.offset := #Ultimate.allocOnStack(100);#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#x~0.base);call ~#y~0.base, ~#y~0.offset := #Ultimate.allocOnStack(100);#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#y~0.base);~i~0 := 0;~j~0 := 0;~k~0 := 0; 3#L-1true havoc main_#res;havoc main_#t~nondet0, main_#t~mem2, main_#t~post3, main_#t~mem1, main_#t~mem4;~k~0 := main_#t~nondet0;havoc main_#t~nondet0;~i~0 := 0; 13#L12-3true [2019-11-20 03:50:33,694 INFO L796 eck$LassoCheckResult]: Loop: 13#L12-3true call main_#t~mem1 := read~int(~#x~0.base, ~#x~0.offset + ~i~0, 1); 5#L12-1true assume !!(0 != main_#t~mem1);havoc main_#t~mem1;call main_#t~mem2 := read~int(~#x~0.base, ~#x~0.offset + ~i~0, 1);call write~int(main_#t~mem2, ~#y~0.base, ~#y~0.offset + ~i~0, 1);havoc main_#t~mem2;main_#t~post3 := ~i~0;~i~0 := 1 + main_#t~post3;havoc main_#t~post3; 13#L12-3true [2019-11-20 03:50:33,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:50:33,700 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2019-11-20 03:50:33,709 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:50:33,717 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616436868] [2019-11-20 03:50:33,717 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:50:33,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:50:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:50:33,831 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:50:33,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:50:33,832 INFO L82 PathProgramCache]: Analyzing trace with hash 1190, now seen corresponding path program 1 times [2019-11-20 03:50:33,832 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:50:33,832 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554777647] [2019-11-20 03:50:33,833 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:50:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:50:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:50:33,857 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:50:33,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:50:33,858 INFO L82 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2019-11-20 03:50:33,858 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:50:33,859 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086803514] [2019-11-20 03:50:33,859 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:50:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:50:33,924 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Undeclared function symbol (const Int) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:478) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:250) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:250) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.termWithLocalSimplification(SmtUtils.java:1307) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.termWithLocalSimplification(SmtUtils.java:1188) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.TermTransferrer.convertApplicationTerm(TermTransferrer.java:182) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:339) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computePredicates(NestedInterpolantsBuilder.java:573) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:171) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:300) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:202) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkFeasibilityAndComputeInterpolants(LassoCheck.java:928) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkConcatFeasibility(LassoCheck.java:899) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:832) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:251) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:458) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:380) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 03:50:33,929 INFO L168 Benchmark]: Toolchain (without parser) took 1057.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -162.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:50:33,929 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:50:33,930 INFO L168 Benchmark]: CACSL2BoogieTranslator took 331.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -202.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-20 03:50:33,931 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:50:33,932 INFO L168 Benchmark]: Boogie Preprocessor took 46.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:50:33,933 INFO L168 Benchmark]: RCFGBuilder took 294.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-11-20 03:50:33,933 INFO L168 Benchmark]: BuchiAutomizer took 343.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-11-20 03:50:33,936 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 331.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -202.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 294.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 343.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: SMTLIBException: Undeclared function symbol (const Int) de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: SMTLIBException: Undeclared function symbol (const Int): de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:478) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...